package com.kkcf.arrays;

import java.util.Arrays;
import java.util.Comparator;

public class Test01 {
    public static void main(String[] args) {
        String[] arr = {"a", "aaaa", "aaa", "aa"};

        Arrays.sort(arr, (o1, o2) -> o1.length() - o2.length());

        System.out.println(Arrays.toString(arr));
    }
}
